From: Alexander Aring <alex.aring@gmail.com>
Date: Tue, 26 May 2015 21:11:31 +0000 (+0200)
Subject: nl802154: fix cca mode wpan phy flag
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=fc4f80524368dbf3fa2eba639c7b79bb014aea0a;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

nl802154: fix cca mode wpan phy flag

This patch fix the handling to call cca mode setting. If the phy isn't
flag then the driver doesn't support this setting.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Reported-by: Varka Bhadram <varkabhadram@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
---

diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index 54f4959fc9bb..212a795b33c9 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -757,7 +757,7 @@ static int nl802154_set_cca_mode(struct sk_buff *skb, struct genl_info *info)
 	struct cfg802154_registered_device *rdev = info->user_ptr[0];
 	struct wpan_phy_cca cca;
 
-	if (rdev->wpan_phy.flags & WPAN_PHY_FLAG_CCA_MODE)
+	if (!(rdev->wpan_phy.flags & WPAN_PHY_FLAG_CCA_MODE))
 		return -EOPNOTSUPP;
 
 	if (!info->attrs[NL802154_ATTR_CCA_MODE])